useless trivia: What Word Means: A First Name - To Count - To Agree?

Questions

What boxer received a barrage of criticism for leaving Australia for the U.S.A. in 1916?

What Australian mother won gold medals in running and hurdling at the Melbourne Olympics?

What kind of athletes Schuss down a Piste?

How many times can an attacking rugby league team be tackled before a change over?

What jockey won the English Derby but failed to win a Melbourne Cup in 19 attempts?